<?php

namespace app\controllers;

use yii\web\Controller;

class SiteController extends Controller
{
    public $layout = false;

    public function actionIndex()
    {
        if (self::isMobile()) {
//            return $this->redirect('http://u.liveapp.cn/804841');
            return $this->redirect('m/index.html');
        } else {
            return $this->redirect('site/home.html');
        }
    }

    function isMobile()
    {
        $useragent = isset($_SERVER['HTTP_USER_AGENT']) ? $_SERVER['HTTP_USER_AGENT'] : '';
        echo $useragent.'<br>';
        $useragent_commentsblock = preg_match('|.∗?|', $useragent, $matches) > 0 ? $matches[0] : '';
        echo $useragent_commentsblock.'<br>';

        function CheckSubstrs($substrs, $text)
        {
            foreach ($substrs as $substr)
                if (false !== strpos($text, $substr)) {
                    return true;
                }
            return false;
        }

        $mobile_os_list = array('Google Wireless Transcoder', 'Windows CE', 'WindowsCE', 'Symbian', 'Android', 'armv6l', 'armv5',
            'Mobile', 'CentOS', 'mowser', 'AvantGo', 'Opera Mobi', 'J2ME/MIDP', 'Smartphone', 'Go.Web', 'Palm', 'iPAQ');
        $mobile_token_list = array('Profile/MIDP', 'Configuration/CLDC-', '160×160', '176×220', '240×240', '240×320', '320×240',
            'UP.Browser', 'UP.Link', 'SymbianOS', 'PalmOS', 'PocketPC', 'SonyEricsson', 'Nokia', 'BlackBerry', 'Vodafone', 'BenQ', 'Novarra-Vision',
            'Iris', 'NetFront', 'HTC_', 'Xda_', 'SAMSUNG-SGH', 'Wapaka', 'DoCoMo', 'iPhone', 'iPod', 'MicroMessenger', 'MiuiBrowser', 'MQQBrowser', 'MZ');

        $found_mobile = CheckSubstrs($mobile_os_list, $useragent_commentsblock) ||
            CheckSubstrs($mobile_token_list, $useragent);

        if ($found_mobile) {
            return true;
        } else {
            return false;
        }
    }
}
